[INFO] fetching crate shellder 0.2.5...
[INFO] testing shellder-0.2.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate shellder 0.2.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate shellder 0.2.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate shellder 0.2.5
[INFO] tweaked toml for crates.io crate shellder 0.2.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shellder 0.2.5 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shellder 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d22c76470414c9cc773fa1f56fe925c7a178e8d39f50b7a2d4824489797187dc
[INFO] running `Command { std: "docker" "start" "-a" "d22c76470414c9cc773fa1f56fe925c7a178e8d39f50b7a2d4824489797187dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d22c76470414c9cc773fa1f56fe925c7a178e8d39f50b7a2d4824489797187dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d22c76470414c9cc773fa1f56fe925c7a178e8d39f50b7a2d4824489797187dc", kill_on_drop: false }`
[INFO] [stdout] d22c76470414c9cc773fa1f56fe925c7a178e8d39f50b7a2d4824489797187dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5ad4c12b0ece970506f8ea6a475b7470a4a6baf89c519814c97ad2ebf1c1b1b
[INFO] running `Command { std: "docker" "start" "-a" "b5ad4c12b0ece970506f8ea6a475b7470a4a6baf89c519814c97ad2ebf1c1b1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling shellder-macros v0.1.5
[INFO] [stderr]    Compiling shellder v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `Command { std: "docker" "inspect" "b5ad4c12b0ece970506f8ea6a475b7470a4a6baf89c519814c97ad2ebf1c1b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5ad4c12b0ece970506f8ea6a475b7470a4a6baf89c519814c97ad2ebf1c1b1b", kill_on_drop: false }`
[INFO] [stdout] b5ad4c12b0ece970506f8ea6a475b7470a4a6baf89c519814c97ad2ebf1c1b1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bf2ae982df95f84b5f65f38d3266023120f186752ca3d5b78a534ec58327a26
[INFO] running `Command { std: "docker" "start" "-a" "6bf2ae982df95f84b5f65f38d3266023120f186752ca3d5b78a534ec58327a26", kill_on_drop: false }`
[INFO] [stderr]    Compiling shellder v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> examples/car.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Engine {
[INFO] [stdout]   |        ------ field in this struct
[INFO] [stdout] 7 |     name: &'static str,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Engine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `engine` are never read
[INFO] [stdout]   --> examples/car.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct SUV {
[INFO] [stdout]    |        --- fields in this struct
[INFO] [stdout] 13 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     #[component]
[INFO] [stdout] 15 |     engine: Arc<Engine>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SUV` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `db_url` is never read
[INFO] [stdout]  --> examples/basic.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Config {
[INFO] [stdout]   |        ------ field in this struct
[INFO] [stdout] 9 |     db_url: String,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> examples/basic.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct DataBase {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 13 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataBase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/cli_runner.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(App)]
[INFO] [stdout]    |          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 36 | #[derive(let _ = App)]
[INFO] [stdout]    |          +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "6bf2ae982df95f84b5f65f38d3266023120f186752ca3d5b78a534ec58327a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf2ae982df95f84b5f65f38d3266023120f186752ca3d5b78a534ec58327a26", kill_on_drop: false }`
[INFO] [stdout] 6bf2ae982df95f84b5f65f38d3266023120f186752ca3d5b78a534ec58327a26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f58a378b20adc79de43efbfb3820350c9dec5aa76a9a8ed88843ad3ee4c9bf7b
[INFO] running `Command { std: "docker" "start" "-a" "f58a378b20adc79de43efbfb3820350c9dec5aa76a9a8ed88843ad3ee4c9bf7b", kill_on_drop: false }`
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]  --> examples/car.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Engine {
[INFO] [stderr]   |        ------ field in this struct
[INFO] [stderr] 7 |     name: &'static str,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Engine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name` and `engine` are never read
[INFO] [stderr]   --> examples/car.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct SUV {
[INFO] [stderr]    |        --- fields in this struct
[INFO] [stderr] 13 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 14 |     #[component]
[INFO] [stderr] 15 |     engine: Arc<Engine>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SUV` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `shellder` (example "car") generated 2 warnings
[INFO] [stderr] warning: field `db_url` is never read
[INFO] [stderr]  --> examples/basic.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct Config {
[INFO] [stderr]   |        ------ field in this struct
[INFO] [stderr] 9 |     db_url: String,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]   --> examples/basic.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | struct DataBase {
[INFO] [stderr]    |        -------- field in this struct
[INFO] [stderr] 13 |     name: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DataBase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/cli_runner.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[derive(App)]
[INFO] [stderr]    |          ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 36 | #[derive(let _ = App)]
[INFO] [stderr]    |          +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `shellder` (example "basic") generated 2 warnings
[INFO] [stderr] warning: `shellder` (example "cli_runner") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shellder-35bac43b33eedc4c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shellder
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f58a378b20adc79de43efbfb3820350c9dec5aa76a9a8ed88843ad3ee4c9bf7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58a378b20adc79de43efbfb3820350c9dec5aa76a9a8ed88843ad3ee4c9bf7b", kill_on_drop: false }`
[INFO] [stdout] f58a378b20adc79de43efbfb3820350c9dec5aa76a9a8ed88843ad3ee4c9bf7b
